12x1.25mm Threaded 5 Speed TYPE R Type S Shift knob in BLACK Billet Aluminum (No Adapters &ndash; Threaded) m12x1.25 JDM Short Throw Manual Transmission Gear Shifter Selector for Subaru Impreza WRX STI RS Forester Legacy Outback Wagon Sedan Sport Premium Limited Touring I ST-i GT Spec B VMS Racing Type-R Style 5 Speed. Brand New. Never Used. Never Installed. This is a THREADED Shift Knob! It is NOT a cheap knob that comes with adapters that you see all over the Internet. Those can wobble and come off of your shift rod at any unfortunate time. Unique, Locking Nut system. Made from one piece of solid Aircraft-Quality T-6061 Billet Aluminum and Precision-Machined for a firm, reliable feel against your palm that results into positive shifting. Made to Manufacturer Standards for easy Installation. NO drilling or tapping required. Shift Knob is 12x1.25mm and Might Fit Other Brands of Vehicles with same thread and shift pattern. VMS Racing Brand (NOT Generic). Billet aluminum, CNC Machined construction for unsurpassed fitment and finish.